# NEW* When opening a new tab, users are now presented with their most visited pages* The default home page now has quicker access to bookmarks, history, settings, and more# CHANGED* SPDY protocol now enabled by default for faster browsing on supported sites* Restored background tabs are not loaded by default for faster startup* Smooth scrolling is now enabled by default# DEVELOPER* 72 total improvements to Page Inspector, HTML panel, Style Inspector, Scratchpad and Style Editor* The column-fill CSS property has been implemented* Experimental support for ECMAScript 6 Map and Set objects has been implemented* Support for the CSS3 background-position property extended syntax has been added* The :invalid pseudo-class can now be applied to the element* The CSS turn <angle> unit is now supported